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Short- and Long-Term Obligations - Narrative (Details) |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Mar. 29, 2016 USD ($) | Apr. 02, 2016 USD ($) | Jul. 02, 2016 USD ($) | Jan. 02, 2016 USD ($)
Debt Instrument [Line Items] |  |  |  |
Weighted average interest rate for long-term obligations (in hundredths) |  |  | 1.37% |
Maximum unrestricted domestic cash |  |  | $ 25,000,000 |
Total short- and long-term debt |  |  | 64,315,000 | $ 31,250,000
Revolving Credit Facility [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Term of unsecured revolving credit facility | 5 years |  |  |
Borrowing capacity available under committed portion | $ 100,000,000 |  | $ 100,000,000 |
Additional borrowing capacity | $ 50,000,000 |  |  |
Maturity date | Nov. 01, 2018 |  |  |
Maximum consolidated leverage ratio |  |  | 3.5 |
Minimum consolidated interest coverage ratio |  |  | 3 |
Proceeds from borrowings |  | $ 41,046,000 |  |
Total short- and long-term debt |  |  | $ 64,315,000 | 26,000,000
Remaining borrowing capacity |  |  | $ 35,096,000 |
Revolving Credit Facility [Member] | Federal Funds Rate [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate |  |  | federal funds rate |
Basis spread on variable rate (in hundredths) |  |  | 0.50% |
Revolving Credit Facility [Member] | Federal Funds Rate [Member] | Minimum [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate (in hundredths) |  |  | 0.00% |
Revolving Credit Facility [Member] | Federal Funds Rate [Member] | Maximum [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate (in hundredths) |  |  | 1.00% |
Revolving Credit Facility [Member] | Prime Rate [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate |  |  | prime rate |
Revolving Credit Facility [Member] | Prime Rate [Member] | Minimum [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate (in hundredths) |  |  | 0.00% |
Revolving Credit Facility [Member] | Prime Rate [Member] | Maximum [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate (in hundredths) |  |  | 1.00% |
Revolving Credit Facility [Member] | Eurocurrency Rate [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate |  |  | Eurocurrency rate |
Basis spread on variable rate (in hundredths) |  |  | 0.50% |
Revolving Credit Facility [Member] | Eurocurrency Rate [Member] | Minimum [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate (in hundredths) |  |  | 0.00% |
Revolving Credit Facility [Member] | Eurocurrency Rate [Member] | Maximum [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate (in hundredths) |  |  | 1.00% |
Revolving Credit Facility [Member] | Eurocurrency Rate Two [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate |  |  | Eurocurrency rate |
Revolving Credit Facility [Member] | Eurocurrency Rate Two [Member] | Minimum [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate (in hundredths) |  |  | 1.00% |
Revolving Credit Facility [Member] | Eurocurrency Rate Two [Member] | Maximum [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Basis spread on variable rate (in hundredths) |  |  | 2.00% |
Revolving Credit Facility [Member] | Euro-Denominated Borrowing [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Proceeds from borrowings |  | $ 29,866,000 |  |
Commercial Real Estate Loan [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total short- and long-term debt |  |  | $ 0 | $ 5,250,000

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